address comments

doc/reference/math.rst

@@ -169,6 +169,7 @@ Handling complex numbers
    dpnp.imag
    dpnp.conj
    dpnp.conjugate
+   dpnp.proj
 
 
 Extrema Finding

doc/reference/ufunc.rst

@@ -42,6 +42,7 @@ Math operations
    dpnp.log10
    dpnp.expm1
    dpnp.log1p
+   dpnp.proj
    dpnp.sqrt
    dpnp.square
    dpnp.reciprocal

dpnp/dpnp_iface_mathematical.py

@@ -1588,7 +1588,7 @@ def proj(
     Returns
     -------
     out : dpnp.ndarray
-    The projection of each element of `x`.
+        The projection of each element of `x`.
 
     Limitations
     -----------
@@ -1600,6 +1600,7 @@ def proj(
     See Also
     --------
     :obj:`dpnp.abs` : Returns the magnitude of a complex number, element-wise.
+    :obj:`dpnp.conj` : Return the complex conjugate, element-wise.
 
     Examples
     --------
@@ -2053,7 +2054,7 @@ def signbit(
     Returns
     -------
     out : dpnp.ndarray
-    A boolean array with indication of the sign of each element of `x`.
+        A boolean array with indication of the sign of each element of `x`.
 
     Limitations
     -----------
@@ -2072,6 +2073,7 @@ def signbit(
     >>> import dpnp as np
     >>> np.signbit(np.array([-1.2]))
     array([True])
+
     >>> np.signbit(np.array([1, -2.3, 2.1]))
     array([False,  True, False])
 

tests/test_mathematical.py

@@ -449,7 +449,6 @@ def test_sign_boolean():
     ids=["[2, 0, -2]", "[1.1, -1.1]"],
 )
 @pytest.mark.parametrize("dtype", get_all_dtypes(no_complex=True))
-@pytest.mark.usefixtures("allow_fall_back_on_numpy")
 def test_signbit(data, dtype):
     np_a = numpy.array(data, dtype=dtype)
     dpnp_a = dpnp.array(data, dtype=dtype)

tests/test_sycl_queue.py

@@ -239,9 +239,10 @@ def test_meshgrid(device_x, device_y):
         pytest.param("nancumsum", [1.0, dpnp.nan]),
         pytest.param("nanprod", [1.0, dpnp.nan]),
         pytest.param("nansum", [1.0, dpnp.nan]),
-        pytest.param("negative", [1.0, -1.0]),
+        pytest.param("negative", [1.0, 0.0, -1.0]),
         pytest.param("prod", [1.0, 2.0]),
-        pytest.param("sign", [-5.0, 4.5]),
+        pytest.param("sign", [-5.0, 0.0, 4.5]),
+        pytest.param("signbit", [-5.0, 0.0, 4.5]),
         pytest.param("sqrt", [1.0, 3.0, 9.0]),
         pytest.param("sum", [1.0, 2.0]),
         pytest.param("trapz", [[0.0, 1.0, 2.0], [3.0, 4.0, 5.0]]),

tests/test_usm_type.py

@@ -278,8 +278,9 @@ def test_meshgrid(usm_type_x, usm_type_y):
         pytest.param("ceil", [-1.7, -1.5, -0.2, 0.2, 1.5, 1.7, 2.0]),
         pytest.param("conjugate", [[1.0 + 1.0j, 0.0], [0.0, 1.0 + 1.0j]]),
         pytest.param("floor", [-1.7, -1.5, -0.2, 0.2, 1.5, 1.7, 2.0]),
-        pytest.param("negative", [1.0, -1.0]),
-        pytest.param("sign", [-5.0, 4.5]),
+        pytest.param("negative", [1.0, 0.0, -1.0]),
+        pytest.param("sign", [-5.0, 0.0, 4.5]),
+        pytest.param("signbit", [-5.0, 0.0, 4.5]),
         pytest.param("sqrt", [1.0, 3.0, 9.0]),
         pytest.param("trunc", [-1.7, -1.5, -0.2, 0.2, 1.5, 1.7, 2.0]),
     ],